Try reading this aloud to a friend, with out letting him see the words. This works best if you just read it naturally, maybe practice it a few times so it's smooth.
In mud eels are.
In clay none are.
In pine tar is.
In oak none is.
Chances are, your friend will have no idea what you just said. He may doubt what you said was even English. But these are four syntactically correct English sentences -- they're also semantically sound, and they're even true!.The deal here is that we're not used to parsing monosyllables, so it sounds like gibberish.